XGY   Grimsby Mountain, ON
Weather Observed At   43-11  N    79-34  W
 
*** AURBO Watch In Effect ***
  2026-07-0912:30pm Max
Min
  Weather
----



  Temperature
29.2 °C
30.4 °C
 11:12am
19.9 °C
  5:55am
  Relative Humidity
70 %
90 %
  5:09am
65 %
 11:13am
  Dew Point
23.2 °C
24.4 °C
 10:41am
18.3 °C
  2:30am
  Wind Velocity
49 ° at  0.6 G 4.3 kt
8.7 kt
  5:57am

  Pressure
    29.832 " 
29.904 "
 12:00am
29.832 "
 12:29pm
  Rainfall Rate
0.0 mm/h 0.0 mm/h
 ----m

  Snow On Ground 0 cm

  Brightness / Darkness   997 W/m² /  0.00 m/"² 1088 W/m²
 11:55am
  19.96 m/"²   12:05am
  Remarks
 
  RainfallToday
0.0 mm
Storm Total
0.0 mm
  SnowfallToday
0.0 cm
Storm Total
0.0 cm
  Evapotranspiration Today
-1.70 mm


  Lake Conditions
  Water Temperature  22.1 °C
  Waves  CALM
ICE FREE

  Meteor Index
7   Random
  Aurora Index / Solar
62   Active   - 5 nT   Solar Flux   116  sfu  /   S 0    G 0    R 1   /  MUF   22.3 MHz
  Sunrise 5:47am
  Sunset 8:59pm

  Moonrise N/A
  Moonset N/A
  Moon Phase Waning Crescent

Grimsby Mountain Weather Maps
Local Regional Area Synoptic

     
updated H+09 and every 10m updated H+19 and H+49
updated H+19

Ontario 6-Hour Meteorological Summary
Canadian 6-Hour Meteorological Summaries

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EOF